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Life 23L > Lab H > Flashcards

Lab H Flashcards

1
Q

Which of these structures are associated with the excretory system?
I. Uterus
II. Ureter
III. Urethra

A

II and III.

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2
Q

In order to cause the tail to move, which structure is pulled with forceps?

A

tendons

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3
Q

In the rat, one lung has two lobes while the other has three.

A

false

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4
Q

In which structure does maturation and storage of sperm occur?

A

epididymis

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5
Q

The ventral aspect is always toward the belly.

A

true

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6
Q

Only animal parts can be place in the black bag at the front of the room. Absolutely no pins, applicator sticks or dissecting tools.

A

true

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7
Q

All of the following are chemical/materials present in the rat dissection lab, except:

chemical preservatives,
Rats, Scalpels, Pins,

A

chemical preservatives

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8
Q

Which piece of PPE is optional during the rat dissection lab.

A

safety googles

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9
Q

The anterior aspect is always toward the head.

A

false

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10
Q

What is the function of the spleen.

A

removal of blood cells and immunity

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11
Q

The olfactory bulbs are at the posterior end of the brain.

A

false

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12
Q

In order to inflate the lungs, which structure should be intubated (having tube inserted though it)?

A

trachea

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13
Q

The medulla oblongata and the cerebellum are at the anterior of the brain

A

false

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14
Q

How many segments does the small intestine consist of?

A

three

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15
Q

In which part of the digestive tract does the most nutrient absorption occur?

A

jejunum and ileum

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16
Q

Pins and dissecting tools must be

A

rinsed cleaned and dried

returned to the front for TA inspection

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17
Q

part of body that is forward-most when animal is in locomotion

A

anterior

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18
Q

in humans, anterior end coincide with the – side of the body

A

ventral

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19
Q

in rats, the anterior end coincide with the –

A

head

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20
Q

in humans, superior end coincides with the –

A

head

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21
Q

in rats the superior is the same as

A

dorsal

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22
Q

toward backbone

A

dorsal

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23
Q

toward belly

A

ventral

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24
Q

toward midline

A

medial

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25
Q

toward side

A

lateral

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26
Q

located near the point of reference

A

proximal

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27
Q

located away from the point of reference

A

distal

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28
Q

higher direction of body

A

superior

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29
Q

lower direction of body

A

inferior

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30
Q

two external features of rat that distinguish it as mammal

A

hair and mammary glands with external openings or teats

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31
Q

upper lip has a deep cleft called

A

philtrum

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32
Q

external portion of ears consists of a long fold called the – that function to conduct sound to the external auditory meatus

A

pinna

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33
Q

very long whiskers called – that have a sensory function

A

vibrissae

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34
Q

In male there is a scrotum that contains – in ventral posterior region of rat

A

testes

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35
Q

contains both urinary and genital organs in males

A

penis

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36
Q

in females urethral opening is – to the vaginal orifice

A

ventral

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37
Q

in both male and females, the anus is located at

A

the base of the tail

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38
Q

in females, the anus is – to vaginal orifice

A

dorsal

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39
Q

lungs and heart are part of the – cavity

A

thoracic

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40
Q

the posterior cavity

A

abdominal cavity

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41
Q

in anterior portion of abdominal cavity, the – is divided into 4 lobes

A

liver

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42
Q

T/F: rats have gallbladder

A

false

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43
Q

stomach is – to liver

A

posterior

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44
Q

large middle portion of stomach

A

fundus

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45
Q

constricted posterior region of stomach

A

pylorus

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46
Q

stomach opens to small intestine through the –

A

pyloric valve

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47
Q

smooth muscles in pyloric valve have circular arrangement, thus forming a – that can regulate flow of material from stomach to small intestine

A

sphincter

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48
Q

– envelops small intestine and other organs

A

mesentery

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49
Q

order of small intestine

A

duodenum, short jejunum and ileum

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50
Q

pancreas located in the region of the –

A

duodenum

51
Q

junction of small intestine with large intestine

A

ileocolic valve

52
Q

patches on ileum surface caused by – in walls of ileum

A

lymph nodes

53
Q

small intestine is about – times the length of the rat’s body

A

6

54
Q

large intestine or colon first projects anteriorly to form the – colon

A

ascending

55
Q

in the region of the stomach, the colon turns posteriorly to form – colon

A

descending

56
Q

colon terminates at the –

A

rectum

57
Q

– embedded in fat in dorsal body wall, not suspended in mesentery

A

kidney

58
Q

bean-shaped masses of tissue on the anterior end of each kidney

A

adrenal glands

59
Q

– lies between let kidney and spleen

A

left adrenal gland

60
Q

ovaries lie in the region of the kidneys and are in close association with the –

A

fallopian tubes

61
Q

fallopian tubes are small, high coiled and lead to the –

A

uteri

62
Q

the rat uterus is divided into 2 complete uteri, each of which is referred to as

A

horn

63
Q

left and right horns join and enter the – which opens outside through the vaginal orifice

A

vagina

64
Q

in non-breeding times, the testes are sometimes retracted into the

A

abdominal cavity

65
Q

T/F: atrial walls are flexible

A

true

66
Q

anterior side of heart

A

atria

67
Q

– enters right atrium

A

vena cavae

68
Q

– enter left atrium

A

pulmonary veins

69
Q

posterior portions of heart

A

ventricles

70
Q

large vessel that originates in the left ventricle and exits the heart dorsally and proceeds posteriorly along the region dorsal to the heart

A

aorta (aortic arch)

71
Q

left lung has – lobes

A

one

72
Q

right lung as – lobes

A

four

73
Q

2 branching arteries from aorta going to head region

A

common carotid

74
Q

2 branching arteries from aorta going upper extremities

A

axillary

75
Q

right ventricle — lungs

A

pulmonary artery

76
Q

most anterior portion of the brain

A

olfactory lobe

77
Q

– is larger, anterior portion of brain adjacent to the olfactory lobe and posterior to the cerebellum

A

cerebrum

78
Q

in between cerebrum and cerebellum there is a small structure

A

pineal gland

79
Q

increases the surface-area- to-volume ratio of brain

A

cerebral cortex

80
Q

mixing and digestion

A

stomach

81
Q

digestion and absorption

A

small intestine

82
Q

most digestion of food occurs here

A

duodenum

83
Q

90% of nutrient absorption

A

jejunum and ileum

84
Q

produces digestive enzymes that are released into the duodenum

A

pancreas

85
Q

produces bile (fat digestion), which is released into the duodenum, energy storage, detoxification

A

liver

86
Q

store ingested food, bacterial fermentation of cellulose, absorptive structure

A

caecum

87
Q

processes material that remains after digestion and absorption; absorption of water and produce feces

A

large intestine

88
Q

reabsorbs water and nutrients from water materials, processes waste to be eliminated

A

colon

89
Q

prevents regurgitation of food form intestine back to stomach

A

pylori valve

90
Q

filtration of nitrogenous waste from blood, osmoregulation

A

kidney

91
Q

tube connecting kidney with urinary bladder

A

ureter

92
Q

holds urine

A

bladder

93
Q

temporary storage for solid waste

A

rectum

94
Q

last portion of digestive tract, surrounded by sphincter muscles that allow control of stool

A

anus

95
Q

produce eggs

A

ovaries

96
Q

through which eggs reach uterus; fertilization usually occurs here

A

fallopian tubes (oviducts)

97
Q

growth and dev of embryos

A

uterus

98
Q

muscular tube extending from the uterus to the exterior of body; receptacle fro sperm; birth canal

A

vagina

99
Q

produce sperm

A

testes

100
Q

coiled tube in which sperm mature and are stored

A

epidiymis

101
Q

duct that transports sperm to ejaculatory duct

A

vas deferens

102
Q

short duct that passes through the prostate gland and opens into the urethra

A

ejaculatory duct

103
Q

produces semen (fluid + sperm) which drains into the vas deferens

A

seminal vesicles

104
Q

produce semen

A

prostate gland

105
Q

tube that conducts urine or seem through penis

A

urethra

106
Q

produce thick, lubricating compound which goes dirtily to the urethra

A

bulbourethral glands

107
Q

transports urine and semen outside the body

A

penis

108
Q

protects the testes and assists in temp regulation

A

scrotum

109
Q

returns deoxygenated blood form upper body to heart

A

anterior vena cava

110
Q

carries oxygenated blood to body

A

aorta

111
Q

receives blood returning to heart from body

A

atria

112
Q

transports oxygenated blood to upper body

A

axillary artery

113
Q

transports blood to the structures inside and outside the skull

A

common carotid artery

114
Q

transports deoxygenated blood from right ventricle into lungs

A

pulmonary artery

115
Q

associated with higher brain functions, including all voluntary actions

A

cerebrum

116
Q

controls autonomic functions (breathing, heart, digestion)

A

medulla oblongata

117
Q

transmits signals to olfactory tract

A

olfactory lobe

118
Q

produces melatonin, which affect sleep patterns

A

pineal body

119
Q

removes wont-out blood cells and bacteria from blood; immunity

A

spleen

120
Q

changes volume of the thoracic cavity for respiration

A

diaphragm

121
Q

work in conjunction with hypothalamus and pituitary to produce hormones

A

adrenal glands

122
Q

moves salive, liquid, foods from mouth to stomach

A

esophagus

123
Q

supply oxygen, expel CO2

A

lungs

124
Q

allows air to travel to lungs

A

trachea

Life 23L (11 decks)

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